filtrated the cia and has taken down a four-star general. but david petraeus' resignation may just be the tip of a bigger secret. the women's choice, battles over voting rights. tuesday's election revealed new le le lessons. why could porn be leaving l.a.? a new law passed tuesday may run skin flicks out of town. >>> good morning, everyone. i'm randikaye. we begin with a bomb shell. david petraeus stepped down after admitting to having an extramarital affair. the general's affair was uncovered in an investigation by the fbi involving his biographer paula broadwell. cnn has not been able to reach broadwell for comment, and it's unclear if she is the woman that he admitted to having an affair with. we get more on general petraeus and his year from chris lawrence. >> david petraeus sent this letter on friday admitting that he had an affair and telling the staff that he had gone to the white house on thursday and asked president obama to accept his resignation. on friday, during a phone call, the white house says the president did accept petraeu